Business Source T-Pins, 1-1/2-Inch, Silver, 100/Box Box of 100 pins T-pins are made of high-quality steel with a nickel finish Design features a 9/16" head width Use T-pins to secure documents to boards or fabric cubicle walls T-pins are made of high-quality steel with a nickel finish Design features a 9/16" head width Use T-pins to secure documents to boards or fabric cubicles walls